tests/manual/window-focus-test.html

<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01//EN"
   "http://www.w3.org/TR/html4/strict.dtd">

<html lang="en">
<head>
	<meta http-equiv="Content-Type" content="text/html; charset=utf-8">
	<title>Window Focus Listener Test</title>
</head>
<body class="yui3-skin-sam">

	<script type="text/javascript" src="/build/yui/yui-min.js"></script>
	<!-- Initialization process //-->
	<script type="text/javascript">

    // ,
    // filter: 'debug',
    // combine: false,
    // useConsole: true,
    // logExclude: {deprecated: 1,
    // Dom: true, Selector: true, Node: true, attribute: true, base: true, event: true, widget: true}

		YUI({
            lazyEventFacade: true
        }).use('console', 'event-focus', function (Y) {

			(new Y.Console()).render();

            var win = Y.one(window);

            win.on("focus", function (e) {
                Y.log("First focus listener called");
            });

            win.on("blur", function (e) {
                Y.log("First blur listener called");
            });

            Y.on("focus", function (e) {
                Y.log("Second focus listener called");
            }, window);

            Y.on("blur", function (e) {
                Y.log("Second blur listener called");
            }, window);

        });

    </script>

</body>
</html>